/*
 * Copyright 2012 Gregor Schauer
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package at.schauer.gregor.vienna.metadata;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.lang.reflect.AccessibleObject;
import java.lang.reflect.Member;

/**
 * @author Gregor Schauer
 */
public interface MetadataProvider<T> {
	@Nullable
	Object getIdentifier(@Nonnull T obj);

	void setIdentifier(@Nonnull T obj, @Nullable Object identifier);

	@Nullable
	String getIdentifierName(@Nonnull Class<? extends T> clazz);

	boolean isTransientType(@Nonnull Class<? extends T> clazz);

	<M extends AccessibleObject & Member> boolean isTransient(@Nonnull M member);

	@Nonnull
	String getEntityName(@Nonnull Class<? extends T> clazz);
}
